Good audio, no static
1. The Item is likely still associated with the previous owner's AppleID, which may mean you will not be able to use extra features such as the 'Find My' app.
a) This item is best suited for those who do not use iPhones OR for those who do not care about the AppleID ecosystem.
How To Sync Replacement Earbud:
https://support.apple.com/en-us/102520
.
.
.
Inventory # 041226-PB
Firmware Version# 6F21